Katie Boulter defeated Viktorija Golubic 7-5 6-2 in the W100 Surbiton 1 quarter-final on grass. The upset overturned the form book — Viktorija Golubic came in ranked #51. Katie Boulter extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2026-02-01 | Ostrava | R16 | hard | Katie Boulter | 6-2 6-2 |
| 2025-08-17 | Cleveland | R16 | hard | Viktorija Golubic | 7-6 1-6 6-4 |
Averages over each player's completed matches in the selected window (155 vs 160). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Boulter K.: played today · 1 match, 25 games (7d) · Golubic V.: 1 day rest · 1 match, 33 games (7d). Higher means fresher. About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About